First appearances of characters whose name contains “Ultron-6”"

IssueTitleNotes
66Avengers, The1st appearance of Ultron-6; James Van Hise L.O.C.
27Marvel Super ActionReprints Avengers #66; Reprints from Avengers #66 and Hulk Weekly #3; 1st appearance of Ultron-6
27/NSMarvel Super ActionReprints Avengers #66; Reprints from Avengers #66 and Hulk Weekly #3; 1st appearance of Ultron-6